用户信令 meaning in English

user-to-user signaling

User - to - user signalling uus
用户至用户信令
Dss1 . 3 telecommunications - digital subscriber signalling system no . 1 - layer 3 overview
电信.第1号数字用户信令系统
User - to - user signalling
用户至用户信令
User - user signaling uus
用户到用户信令
Dss1 - telecommunications - digital subscriber signalling system number 1 - signalling specification for the user signalling bearer service
电信.数字用户信令发送系统no . 1

More: Next